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level: EC2 CONTAINER

Questions and Answers List

level questions: EC2 CONTAINER

Question	Answer
Public IP of EC2 instance will remain the same after stop and start. True or False?	False
In placement group Partition, instances in a partition do not share racks with the instances in other partitions. True or Flase?	True
If you want an extremely low latency placement group (at the risk of availability), which placement strategy will you choose?	Cluster
For critical applications, you will choose 'Spread' placement group. True or False?	True
Elastic Network Interfaces (ENI) are bound to an Availability Zone (AZ). True or False?	True
Elastic Block Storage (EBS) can be thought of as a network USB stick. True or False?	True
EBS Volumes are NOT locked to an availability zone. True or False?	False
Delete on Terminate is attribute is by default turned ON for root EBS Volume. True or False?	True
EC2 instance and EBS Volume must be in the same Availability Zone to be attached to each other. True or False?	True
EBS Snapshot is available within a region and not specific to an AZ. True or False?	True
AMIs are built for a region but can be copied across regions. True or False?	True
If you need a high performance hardware disk on EC2, what would you use?	EC2 Instance store
EC2 Instance store loses data once stopped. I.e. it is ephemeral. True or False?	True
For applications that need more than 16000 IOPS, which EBS Volume type will you choose?	Provisioned IOPS SSD
If you need more than 32000 IOPS, you will need to choose EC2 Nitro Provisioned IOPS SSD. True or False?	True
Which EBS Family supports EBS Multi-attach functionality?	io1/io2
To encrypt an unencrypted volume, create a snapshot and copy the snapshot into an encrypted one. True or False?	True
RAID 0 - Increase performance at the risk of losing data. True or False?	True
RAID 1 - Fault tolerance. write same data to multiple volumes. True or False?	True
EFS works with EC2 instances across multiple availability zones. True or False?	True
In spot fleet, if you want to terminate instances permanently, you must first cancel spot request and then terminate the associated instance. True or False?	True
For availability and long workloads, which spot fleet strategy will you choose?	diversified
Which spot fleet strategy offers the possibility of fewer interruptions?	capacity-optimized
For short time workloads, what's the most effective spot fleet strategy?	lowest-price